The apparent marks around the mouth are interference lines caused by metal or amalgam fillings in the dead man's mouth.

口腔周围明显的痕迹是由充满死者口腔的金属或汞合金导致的干扰线。

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Using a wireless network provides more flexibility for placing devices, but like electrical lines, they might have interference.

使用无线网能够使你的设备安装更为方便灵活，但是就像电线一样，无线网也会受到干扰。

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The product can prevent line external electromagnetic interference, but also can prevent the interference between lines.

本产品既能防线路外电磁干扰，也能防止线与线之间的干扰。

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Mr. Eyre, whose work hasn't been seen much on Broadway of late, mostly sticks to the script, letting Coward's lines make their point without excessive directorial interference.

WSJ: Private Lives | When Coward's Amanda Turns Cougar | Theater Review by Terry Teachout